v4l2_scan_controls  575 modules/videoio/src/cap_libv4l.cpp static void v4l2_scan_controls(CvCaptureCAM_V4L* capture) {
v4l2_scan_controls  649 modules/videoio/src/cap_v4l.cpp static void v4l2_scan_controls(CvCaptureCAM_V4L* capture)